eF-site ID 3h7s-B
PDB Code 3h7s
Chain B

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Title Crystal structures of K63-linked di- and tri-ubiquitin reveal a highly extended chain architecture
Classification SIGNALING PROTEIN
Compound Ubiquitin
Source (UBIQ_HUMAN)
Sequence B:  MQIFVKTLTGKTITLEVEPSDTIENVKAKIQDKEGIPPDQ
QRLIFAGKQLEDGRTLSDYNIQKESTLHLVLRLRG
Description


Functional site

1) chain B
residue 68
type
sequence H
description BINDING SITE FOR RESIDUE ZN A 105
source : AC5

2) chain B
residue 18
type
sequence E
description BINDING SITE FOR RESIDUE ZN B 101
source : AC7

3) chain B
residue 21
type
sequence D
description BINDING SITE FOR RESIDUE ZN B 101
source : AC7

4) chain B
residue 24
type
sequence E
description BINDING SITE FOR RESIDUE ZN B 102
source : AC8

5) chain B
residue 52
type
sequence D
description BINDING SITE FOR RESIDUE ZN B 102
source : AC8

6) chain B
residue 64
type
sequence E
description BINDING SITE FOR RESIDUE ZN B 103
source : AC9

7) chain B
residue 68
type
sequence H
description BINDING SITE FOR RESIDUE ZN B 103
source : AC9

8) chain B
residue 1
type
sequence M
description BINDING SITE FOR RESIDUE ZN B 104
source : BC1

9) chain B
residue 16
type
sequence E
description BINDING SITE FOR RESIDUE ZN B 104
source : BC1

10) chain B
residue 32
type
sequence D
description BINDING SITE FOR RESIDUE ZN B 104
source : BC1

11) chain B
residue 54
type SITE
sequence R
description Interacts with activating enzyme
source Swiss-Prot : SWS_FT_FI1

12) chain B
residue 72
type SITE
sequence R
description Interacts with activating enzyme
source Swiss-Prot : SWS_FT_FI1

13) chain B
residue 68
type SITE
sequence H
description Essential for function
source Swiss-Prot : SWS_FT_FI2

14) chain B
residue 65
type MOD_RES
sequence S
description Phosphoserine; by PINK1 => ECO:0000269|PubMed:24660806, ECO:0000269|PubMed:24751536, ECO:0000269|PubMed:24784582, ECO:0000269|PubMed:25527291
source Swiss-Prot : SWS_FT_FI3

15) chain B
residue 63
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16543144, ECO:0000269|PubMed:18719106
source Swiss-Prot : SWS_FT_FI12

16) chain B
residue 66
type MOD_RES
sequence T
description (Microbial infection) ADP-ribosylthreonine => ECO:0000269|PubMed:32330457
source Swiss-Prot : SWS_FT_FI4

17) chain B
residue 6
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16443603
source Swiss-Prot : SWS_FT_FI6

18) chain B
residue 11
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16443603, ECO:0000269|PubMed:16543144
source Swiss-Prot : SWS_FT_FI8

19) chain B
residue 48
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16443603, ECO:0000269|PubMed:16543144
source Swiss-Prot : SWS_FT_FI8

20) chain B
residue 29
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:16543144, ECO:0000269|PubMed:25752573, ECO:0000269|PubMed:25752577, ECO:0000269|PubMed:34239127
source Swiss-Prot : SWS_FT_FI10

21) chain B
residue 33
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000269|PubMed:25752577
source Swiss-Prot : SWS_FT_FI11

22) chain B
residue 27
type CROSSLNK
sequence K
description Glycyl lysine isopeptide (Lys-Gly) (interchain with G-Cter in ubiquitin) => ECO:0000305|PubMed:15466860
source Swiss-Prot : SWS_FT_FI9


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